Edgewise Therapeutics : Sevasemten Program Update - June 26, 2025

EWTX

Published on 06/30/2025 at 15:15

June 26, 2025

Dr. Kevin Koch

Chief Executive Officer

Dr. Joanne Donovan

Chief Medical Officer

Dr. Barry Byrne

UF Health Center & Powell Gene Therapy Center

Introduction

Becker MESA Open Label Data and FDA Meeting Feedback

Duchenne Phase 2 LYNX/FOX Update and Path to Phase 3

Closing Remarks

Q & A

Sevasemten Poised to Potentially Become First Approved Therapy in Becker; Encouraging Observations in Duchenne Support Path to Phase 3

Sevasemten Continues to Show Promise in Both Duchenne and Becker

Becker

Muscular Dystrophy

Positive observations in Becker with

continued sevasemten dosing

Positive Type C FDA meeting offers clear path to approval

GRAND CANYON on track for top-line

data 4Q26

Duchenne

Muscular Dystrophy

In LYNX & FOX, sevasemten treatment reduced the functional decline

Path to Phase 3 open with selection of 10 mg as the target dose

FDA discussion in 2H25 will refine timing

to Phase 3 start

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We Aim to Change the Lives of Individuals with Becker

PEOPLE WITH BECKER IN US, EU-5 & JAPAN

AGE PEOPLE WITH BECKER CAN BECOME MOBILITY DEVICE DEPENDENT

Bryan

Living with Becker

APPROVED THERAPIES

NOVEL MOA IN DEVELOPMENT: SEVASEMTEN

Source: Parent Project Muscular Dystrophy: Fifteen Year Registry Report; Edgewise Therapeutics independent quantitative and qualitative market research (Bluestar BioAdvisors); Edgewise research; Emery AE, Neuromuscul. Disord., 1991; MD STARnet Data and Statistics; Duchenne muscular dystrophy. National Center for Advancing Translational Sciences; Duan D et al., Nat. Rev. Dis. Primers, 2021

Edgewise is Positioned to Deliver the First Ever Therapy for Individuals with Becker Muscular Dystrophy

Sevasemten continues to demonstrate a favorable safety profile after up to three years of treatment

New open-label data demonstrates sustained disease stabilization, reinforcing prior

ARCH and CANYON findings

Natural history modeling reveals sevasemten significantly altered disease trajectory

FDA Type C meeting provides clear path to sevasemten registration, with the potential to accelerate timing to Becker launch

GRAND CANYON on track for top-line data in 4Q26 with 175 participants recruited and powered at >98% to deliver a statistically significant difference in NSAA vs placebo

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Disclaimer

Edgewise Therapeutics Inc. published this content on June 30, 2025, and is solely responsible for the information contained herein. Distributed via Public Technologies (PUBT), unedited and unaltered, on June 30, 2025 at 19:14 UTC.